Support bracket



FIG. 1 is a perspective view of a support bracket showing our new design;

FIG. 2 is a side elevational view thereof, the elevational view of the opposing side being a mirror image thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a reduced side elevational view showing the support bracket in use; the broken lines depict environmental structure for illustrative purposes only and form no part of the claimed design. 

We claim the ornamental design for a support bracket, as shown and described. 